1 /*
2 * Copyright © 2010,2011,2013 Google, Inc.
3 *
4 * This is part of HarfBuzz, a text shaping library.
5 *
6 * Permission is hereby granted, without written agreement and without
7 * license or royalty fees, to use, copy, modify, and distribute this
8 * software and its documentation for any purpose, provided that the
9 * above copyright notice and the following two paragraphs appear in
10 * all copies of this software.
11 *
12 * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
13 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
14 * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
15 * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
16 * DAMAGE.
17 *
18 * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
19 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
20 * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
21 * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
22 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
23 *
24 * Google Author(s): Behdad Esfahbod
25 */
26
27 #ifdef HAVE_CONFIG_H
28 #include "config.h"
29 #endif
30
31 #include "hb.h"
32 #ifdef HAVE_FREETYPE
33 #include "hb-ft.h"
34 #endif
35
36 #ifdef HAVE_GLIB
37 # include <glib.h>
38 # if !GLIB_CHECK_VERSION (2, 22, 0)
39 # define g_mapped_file_unref g_mapped_file_free
40 # endif
41 #endif
42 #include <stdlib.h>
43 #include <stdio.h>
44
45 int
main(int argc,char ** argv)46 main (int argc, char **argv)
47 {
48 hb_blob_t *blob = NULL;
49
50 if (argc != 2) {
51 fprintf (stderr, "usage: %s font-file\n", argv[0]);
52 exit (1);
53 }
54
55 /* Create the blob */
56 {
57 const char *font_data;
58 unsigned int len;
59 hb_destroy_func_t destroy;
60 void *user_data;
61 hb_memory_mode_t mm;
62
63 #ifdef HAVE_GLIB
64 GMappedFile *mf = g_mapped_file_new (argv[1], false, NULL);
65 font_data = g_mapped_file_get_contents (mf);
66 len = g_mapped_file_get_length (mf);
67 destroy = (hb_destroy_func_t) g_mapped_file_unref;
68 user_data = (void *) mf;
69 mm = HB_MEMORY_MODE_READONLY_MAY_MAKE_WRITABLE;
70 #else
71 FILE *f = fopen (argv[1], "rb");
72 fseek (f, 0, SEEK_END);
73 len = ftell (f);
74 fseek (f, 0, SEEK_SET);
75 font_data = (const char *) malloc (len);
76 if (!font_data) len = 0;
77 len = fread ((char *) font_data, 1, len, f);
78 destroy = free;
79 user_data = (void *) font_data;
80 fclose (f);
81 mm = HB_MEMORY_MODE_WRITABLE;
82 #endif
83
84 blob = hb_blob_create (font_data, len, mm, user_data, destroy);
85 }
86
87 hb_face_t *face = hb_face_create (blob, 0 /* first face */);
88 hb_blob_destroy (blob);
89 blob = NULL;
90
91 unsigned int upem = hb_face_get_upem (face);
92 hb_font_t *font = hb_font_create (face);
93 hb_face_destroy (face);
94 hb_font_set_scale (font, upem, upem);
95 #ifdef HAVE_FREETYPE
96 hb_ft_font_set_funcs (font);
97 #endif
98
99 hb_buffer_t *buf;
100 buf = hb_buffer_create ();
101
102 bool ret = true;
103 char line[BUFSIZ], out[BUFSIZ];
104 while (fgets (line, sizeof(line), stdin) != 0)
105 {
106 hb_buffer_clear_contents (buf);
107
108 const char *p = line;
109 while (hb_buffer_deserialize_glyphs (buf,
110 p, -1, &p,
111 font,
112 HB_BUFFER_SERIALIZE_FORMAT_JSON))
113 ;
114 if (*p && *p != '\n')
115 ret = false;
116
117 hb_buffer_serialize_glyphs (buf, 0, hb_buffer_get_length (buf),
118 out, sizeof (out), NULL,
119 font, HB_BUFFER_SERIALIZE_FORMAT_JSON,
120 HB_BUFFER_SERIALIZE_FLAG_DEFAULT);
121 puts (out);
122 }
123
124 hb_buffer_destroy (buf);
125
126 hb_font_destroy (font);
127
128 return !ret;
129 }
130